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Question 17N.3.HL.TZ0.d

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.HL.TZ0.d
Level HL Paper 3 Time zone TZ0
Command term Outline Question number d Adapted from N/A
d.
[Maximum mark: 1]
17N.3.HL.TZ0.d

The table shows a comparison of DNA base sequences in several yeast (Saccharomyces) genomes.

[Source: P. F. Cliften et al. (2001) ‘Surveying Saccharomyces Genomes to Identify Functional Elements by Comparative DNA Sequence Analysis’, Genome Research, 11, pp. 1175–1186. © Cold Spring Harbor Laboratory Press. Reproduced with permission.]

Outline possible medical applications of the polymerase chain reaction (PCR).

[1]

Markscheme

a. identify different viral/influenza strains

b. genetic testing/testing for genetic disease mutations

c. tissue typing

d. vaccine development

[Max 1 Mark]

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